SKIP TO CONTENT
Worksheet Generator
Subjects
Grades
Worksheets
Games
Build a Worksheet
More Resources
Roly Recommends
Subjects
Grades
Worksheets
Games
Build a Worksheet
More Resources
Roly Recommends
All Subjects
Science
Engineering and Science Inquiry
Subtopics:
Science Projects
✕
Observations and Data Collection
Show Less
Filters
Search for: adding, subtracting, unlike
✕
Science
✕
2nd Grade
✕
Subjects
Math
English Language Arts
Science
Social Studies
Grade Level
Pre-K
K
1st
2nd
3rd
4th
5th
6th
7th
8th
Early Childhood
Elementary School
Middle School
Resource Type
Activities
See More
Clear All
View 14 results
Showing Results for adding subtracting unlike
14 results
Search for: adding, subtracting, unlike
✕
Science
✕
2nd Grade
✕
Clear All
Sort by:
Relevance
Most recent
Most popular
Alphabetical A-Z
Alphabetical Z-A
All filters
14 results
Sort by:
Relevance
Most recent
Most popular
Alphabetical A-Z
Alphabetical Z-A
Turtle Habitat
Activity
Turtle Habitat
Second Grade
Measurement
Kids will build a turtle habitat in order to observe the climate preferences of this cold-blooded reptile.
Activity
Turtle Habitat
Activity
Turtle Habitat
Kids will build a turtle habitat in order to observe the climate preferences of this cold-blooded reptile.
Second Grade
Measurement
Activity
Water and Mosses
Activity
Water and Mosses
Second Grade
Engineering and Science Inquiry
This science fair project will help students learn about non-vascular plants, such as mosses.
Activity
Water and Mosses
Activity
Water and Mosses
This science fair project will help students learn about non-vascular plants, such as mosses.
Second Grade
Engineering and Science Inquiry
Activity
To Leaf or Not to Leaf
Activity
To Leaf or Not to Leaf
Second Grade
Engineering and Science Inquiry
Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.
Activity
To Leaf or Not to Leaf
Activity
To Leaf or Not to Leaf
Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.
Second Grade
Engineering and Science Inquiry
Activity
Form and Function
Activity
Form and Function
First Grade
Engineering and Science Inquiry
Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.
Activity
Form and Function
Activity
Form and Function
Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.
First Grade
Engineering and Science Inquiry
Activity
Dew Point, Humidity and Weather
Activity
Dew Point, Humidity and Weather
Second Grade
Engineering and Science Inquiry
Science fair project that examines condensation and the conditions needed in order for dew to form.
Activity
Dew Point, Humidity and Weather
Activity
Dew Point, Humidity and Weather
Science fair project that examines condensation and the conditions needed in order for dew to form.
Second Grade
Engineering and Science Inquiry
Activity
Floating Paper Clip
Activity
Floating Paper Clip
Second Grade
Engineering and Science Inquiry
In this free science fair project idea, we learn about surface tension and how it can support mass—in this case, a floating paper clip.
Activity
Floating Paper Clip
Activity
Floating Paper Clip
In this free science fair project idea, we learn about surface tension and how it can support mass—in this case, a floating paper clip.
Second Grade
Engineering and Science Inquiry
Activity
Food Consumption: Who Eats More?
Activity
Food Consumption: Who Eats More?
Second Grade
Engineering and Science Inquiry
Did you know a mouse eats almost fifty times as much as a cow? Find out how and test out the strange science with your friends!
Activity
Food Consumption: Who Eats More?
Activity
Food Consumption: Who Eats More?
Did you know a mouse eats almost fifty times as much as a cow? Find out how and test out the strange science with your friends!
Second Grade
Engineering and Science Inquiry
Activity
Soil Amendments and Growing Beans
Activity
Soil Amendments and Growing Beans
Second Grade
Engineering and Science Inquiry
Find out whether soil amendments can improve soil conditions and help you grow a bigger beanstalk in this ecology experiment!
Activity
Soil Amendments and Growing Beans
Activity
Soil Amendments and Growing Beans
Find out whether soil amendments can improve soil conditions and help you grow a bigger beanstalk in this ecology experiment!
Second Grade
Engineering and Science Inquiry
Activity
Show the Direction of Magnetic Field Lines
Activity
Show the Direction of Magnetic Field Lines
Second Grade
Engineering and Science Inquiry
Kids will learn how to show the direction of magnetic field lines and create a permanent model using iron filings in this great science fair project idea.
Activity
Show the Direction of Magnetic Field Lines
Activity
Show the Direction of Magnetic Field Lines
Kids will learn how to show the direction of magnetic field lines and create a permanent model using iron filings in this great science fair project idea.
Second Grade
Engineering and Science Inquiry
Activity
Duck Feet
Activity
Duck Feet
First Grade
Engineering and Science Inquiry
This science fair project idea investigates if webbed feet help a duck (and others) swim.
Activity
Duck Feet
Activity
Duck Feet
This science fair project idea investigates if webbed feet help a duck (and others) swim.
First Grade
Engineering and Science Inquiry
Activity
How do Plants Absorb Water?
Activity
How do Plants Absorb Water?
Second Grade
Engineering and Science Inquiry
Ever wondered how a plant drinks water? This science project will teach you how and help you create a beautiful floral display!
Activity
How do Plants Absorb Water?
Activity
How do Plants Absorb Water?
Ever wondered how a plant drinks water? This science project will teach you how and help you create a beautiful floral display!
Second Grade
Engineering and Science Inquiry
Activity
Can You Keep a Secret?
Activity
Can You Keep a Secret?
Kindergarten
Engineering and Science Inquiry
Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.
Activity
Can You Keep a Secret?
Activity
Can You Keep a Secret?
Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.
Kindergarten
Engineering and Science Inquiry
Activity
Magnet Experiment: Are Two Magnets Twice as Strong as One?
Activity
Magnet Experiment: Are Two Magnets Twice as Strong as One?
Second Grade
Engineering and Science Inquiry
In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.
Activity
Magnet Experiment: Are Two Magnets Twice as Strong as One?
Activity
Magnet Experiment: Are Two Magnets Twice as Strong as One?
In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.
Second Grade
Engineering and Science Inquiry
Activity
Crystal Wonderland
Activity
Crystal Wonderland
First Grade
Measurement
The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.
Activity
Crystal Wonderland
Activity
Crystal Wonderland
The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.
First Grade
Measurement
Activity
1